DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS IV DEO Award a ₱9.6M contract to A. MONTALBO TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
91e7f8336eb0d0f178fa90d187762a294adf840f1ecd0df6954abd230e11eab9
Status:
Included and unchanged
Block:
#4,756 1,257 blocks after it
Position in block:
Transaction 1,168 of 2,014
Award day:
Mar 24, 2022 (4 yrs 7 mo ago)
Value:
₱9,599,221.45
Project:
22DD0319
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,756 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)DPWH lists the funding source as "Regular Infra - GAA 2022 CSSP", i.e. the FY2022 GAA. The exact UACS line is not given.Partly
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS IV DEO awarded it to A. MONTALBO TRADING AND CONSTRUCTION on 2022-03-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22DD0319: Completed, 100% physical progress.Found
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)DPWH marks the contract "Completed" (end 2022-08-02). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 91e7f8336e…11eab9now …
- 2. Block Merkle root changedstored 9594962736…9c4e43now …
- 3. Block #4756 hash changedstored d425e25faa…e4c265now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 2,013 records. Each step hashes the current value together with the sibling shown.
- leaf 91e7f8336eb0d0f178fa90d187762a294adf840f1ecd0df6954abd230e11eab9
- 01 R 91eed4f87193954dc4d9635ea919a1122602dcb2f887becc4a058e6b48bf0bed
- 02 R b7d80fad3be22c2418ae99b9e78b0ae95c05152a4d5a49bab50d7f4c6f2bf945
- 03 R 1c3b91d107e7a1dd5b52734f31f2a13c43d5d5a695c575251d7ac3cd0e9d32d5
- 04 R bbb590ce3635e4cae0011f4d4e8c1d039dcd718d406949f6b4e2b1449b50f871
- 05 L d02bfa35d8c171ec88417f239a612e4f672f2655bccfec4269dda09e1166ce64
- 06 R 48b489b00a443525d56c528f9f8c015604d140d97796994693a3f6a1d984ce8b
- 07 R 25b315f30d219c2785d3f63b7a0df1d925d54eeb8329a4a3cfe9864de6697bde
- 08 L 06cfe02f729da2eb93a4b20f5ddd14a1a6c402df257a1ca9a4a8919f6394a014
- 09 R c3dca8ceb4d1f3f18ba7003de50fe8a86b8c1c4cc75ead431905cf96a840fc69
- 10 R 278b5f9b751cd367c039f1c3df61e72555cb192f0c2857dce500468bacbe1c56
- 11 L 263e86056c47fb31e9cb9d975357dad9b7685f50a0fe80ebc608d6020858c7a0
- root 9594962736d944ee003d7cede6be384892f0fbd3fc42142c30260764929c4e43